Foster, L. (1966). On the characteristic roots of the product of certain rational integral matrices of order two. Pacific Journal of Mathematics, 18(1), 97–110.
http://doi.org/10.2140/pjm.1966.18.97
Brenner, J. L., & Foster, L. L. (1982). Exponential diophantine equations. Pacific Journal of Mathematics, 101(2), 263–301.
Alex, L. J., & Foster, L. L. (1983). On diophantine equations of the form . Rocky Mountain Journal of Mathematics, 13(2), 321–332.
http://doi.org/10.1216/RMJ-1983-13-2-321
Alex, L. J., & Foster, L. L. (1985). On the Diophantine equation . Rocky Mountain Journal of Mathematics, 15(3), 739–762.
http://doi.org/10.1216/RMJ-1985-15-3-739
L. Foster (1989). Finite Symmetry Groups in Three Dimensions, CSUN Instructional Media Center, Jan. 1989 (video, 27 minutes).
Foster, L. L. (1991). Convex polyhedral models for the finite three-dimensional isometry groups. In G. M. Rassias (Ed.), The Mathematical Heritage of C F Gauss (pp. 267–281). Singapore: World Scientific.
L. Foster (1992). Regular-Faced Polyhedra—an Introduction, CSUN Instructional Media Center, Dec. 1992 (video, 47 minutes)
Alex, L. J., & Foster, L. L. (1992). On the Diophantine equation . Rocky Mountain Journal of Mathematics, 22(1), 11–62.
http://doi.org/10.1216/rmjm/1181072793
Alex, L. J., & Foster, L. L. (1995). On the Diophantine equation , with . Rev. Mat. Univ. Complut. Madrid, 8(1), 13–48.
Foster, L. (1966). On the characteristic roots of the product of certain rational integral matrices of order two. Pacific Journal of Mathematics, 18(1), 97–110.
http://doi.org/10.2140/pjm.1966.18.97
Brenner, J. L., & Foster, L. L. (1982). Exponential diophantine equations. Pacific Journal of Mathematics, 101(2), 263–301.
Alex, L. J., & Foster, L. L. (1983). On diophantine equations of the form . Rocky Mountain Journal of Mathematics, 13(2), 321–332.
http://doi.org/10.1216/RMJ-1983-13-2-321
Alex, L. J., & Foster, L. L. (1985). On the Diophantine equation . Rocky Mountain Journal of Mathematics, 15(3), 739–762.
http://doi.org/10.1216/RMJ-1985-15-3-739
L. Foster (1989). Finite Symmetry Groups in Three Dimensions, CSUN Instructional Media Center, Jan. 1989 (video, 27 minutes).
Foster, L. L. (1991). Convex polyhedral models for the finite three-dimensional isometry groups. In G. M. Rassias (Ed.), The Mathematical Heritage of C F Gauss (pp. 267–281). Singapore: World Scientific.
L. Foster (1992). Regular-Faced Polyhedra—an Introduction, CSUN Instructional Media Center, Dec. 1992 (video, 47 minutes)
Alex, L. J., & Foster, L. L. (1992). On the Diophantine equation . Rocky Mountain Journal of Mathematics, 22(1), 11–62.
http://doi.org/10.1216/rmjm/1181072793
Alex, L. J., & Foster, L. L. (1995). On the Diophantine equation , with . Rev. Mat. Univ. Complut. Madrid, 8(1), 13–48.